NAACP Sheds Light On Racial Bias Of Hair Follicle Drug Testing

By Victoria Kim 08/12/19

https://www.thefix.com/racial-bias-hair-follicle-drug-testing

Hair testing for drug use gains traction — but critics say the science needs to catch up

By LEAH SAMUEL

NOVEMBER 1, 2016

Content Background: Binding of drugs to hair (Duke University)

https://sites.duke.edu/thepepproject/module-2-drug-testing-a-hair-brained-idea/content-background-binding-of-drugs-to-hair/